Horizon Fitness APC-61 Manual page 73

4-2 Replacing Clamp
20.Turn the power switch and the hydraulic
pressure on. Press cut buttons and lift and
lower clamp several times.
Grease Nipple
Screw Rail
Frame
21. Turn the hydraulic pressure and power
switch off. Loosen the hexagon bolts to
remove the gap in the step 12. Step on foot
pedal and check the load to step does not
differ. Then, fix the screws with lock nuts.
22. Lubricate right and left grease nipples on rail
with grease with the accessory grease gun.
23. Fix the parts removed in the step 1, 2, 3, and
4.
Rail
Lock Nut
Hexagon Bolts M5
4-7